The Gear,bevel, cataloged under National Stock Number 3020-01-047-2031, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Army, United States Department of the Dba Rock Island Arsenal Jmtc. Government technical data includes 28 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-047-2031 |
| Primary Part Number | 8432914 |
| Item Name | Gear,bevel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Army, United States Department of the Dba Rock Island Arsenal Jmtc |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.750 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 1.000 INCHES FIRST END IN |
| Teeth Quantity | 25 |
| Surface Treatment Document and Classification | MIL-STD-171,FINISH 3.3.1 MIL STD SINGLE TREATMENT RESPONSE OVERALL |
| Body Style | PLAIN, SOLID |
| Pitch Angle | 45.0000 DEGREES |
| Bore Style | PLAIN BOTH ENDS |
| Mounting Hole Type and Quantity | 2 PLAIN TRANSVERSELY THROUGH HUB FIRST END |
| Nominal Distance Between Body Face and Protruding Hub End | 0.690 INCHES SECOND END IN |
| Nominal Distance Between Body Face and Protruding Hub End | 0.340 INCHES FIRST END IN |
| First Step Nominal Length | 0.100 INCHES SECOND END IN |
| Mounting Hole Nominal Diameter | 0.187 INCHES TRANSVERSELY THROUGH HUB FIRST END IN |
| Teeth Type | STRAIGHT |
| Nominal Overall Length | 1.590 INCHES IN |
| Style Designator | PERIPHERAL FACE, PROTRUDING HUBS |
| Pitch Diameter | 2.5000 INCHES NOMINAL IN |
| First Step Nominal Diameter | 1.300 INCHES SECOND END IN |
| Hub Style Designator | PLAIN FIRST END |
| Hub Style Designator | 1 STEP SECOND END |
| End Nominal Length | 0.590 INCHES SECOND END IN |
| Nominal Outside Diameter | 2.641 INCHES IN |
| Surface Treatment | OXIDE OVERALL |
| End Nominal Diameter | 0.984 INCHES SECOND END IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL OVERALL |
| Bolt Hole Circle Nominal Diameter | 1.380 INCHES TRANSVERSELY THROUGH HUB FIRST END IN |
| Attachment Method | MOUNTING HOLE |
| Face Nominal Width | 0.500 INCHES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 8432914 PRIMARY | Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA) |
NSN 3020-01-047-2031 is a Gear,bevel, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-047-2031 has 1 manufacturer part number on file: 8432914 (Army, United States Department of the Dba Rock Island Arsenal Jmtc).
Key specifications for 8432914: Bore Nominal Diameter: 0.750 INCHES BOTH ENDS IN; Hub Nominal Diameter: 1.000 INCHES FIRST END IN; Teeth Quantity: 25; Surface Treatment Document and Classification: MIL-STD-171,FINISH 3.3.1 MIL STD SINGLE TREATMENT RESPONSE OVERALL. 28 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.